Problemset - Codeforces

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Before contest
Codeforces Round 975 (Div. 1)
3 days

Before contest
Codeforces Round 975 (Div. 2)
3 days

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Difficulty: —

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Problems

#	Name
2010B	Three Brothers brute force, implementation, math	800	x16185
2010A	Alternating Sum of Numbers brute force, implementation, math	800	x13462
2009B	osu!mania brute force, implementation	800	x36746
2009A	Minimize! brute force, math	800	x43736
2008C	Longest Good Array binary search, brute force, math	800	x27437
2008B	Square or Not brute force, math, strings	800	x26202
2008A	Sakurako's Exam brute force, constructive algorithms, greedy, math	800	x31811
2007B	Index and Maximum Value data structures, greedy	900	x19081
2007A	Dora's Set greedy, math, number theory	800	x21012
2004A	Closest Point implementation, math	800	x28659
2003B	Turtle and Piggy Are Playing a Game 2 games, greedy, sortings	800	x23774
2003A	Turtle and Good Strings greedy, strings	800	x27354
2002A	Distanced Coloring constructive algorithms, implementation, math	800	x18637
2001B	Generate Permutation constructive algorithms	800	x23191
2001A	Make All Equal greedy, implementation	800	x28303
2000B	Seating in a Bus two pointers	800	x32178
2000A	Primary Task implementation, math, strings	800	x35303
1999C	Showering greedy, implementation	800	x33090
1999A	A+B Again? implementation, math	800	x48211
1998A	Find K Distinct Points with Fixed Center constructive algorithms, implementation, math	800	x23121
1997A	Strong Password brute force, implementation, strings	800	x27599
1996B	Scale greedy, implementation	800	x31430
1996A	Legs binary search, math, ternary search	800	x40118
1995A	Diagonals brute force, greedy, implementation, math	800	x23532
1994A	Diverse Game constructive algorithms, greedy, implementation	800	x19674
1993A	Question Marks greedy, implementation	800	x28289
1992C	Gorilla and Permutation constructive algorithms, math	900	x28050
1992B	Angry Monk greedy, math, sortings	800	x33065
1992A	Only Pluses brute force, constructive algorithms, greedy, math, sortings	800	x39475
1991A	Maximize the Last Element greedy, implementation	800	x21043
1990A	Submission Bait brute force, games, greedy, sortings	900	x21461
1989A	Catch the Coin implementation	800	x25672
1988B	Make Majority greedy, implementation	900	x21703
1988A	Split the Multiset brute force, greedy, implementation, math	900	x22164
1987A	Upload More RAM greedy, math	800	x24430
1986A	X Axis brute force, geometry, math, sortings	800	x39013
1985D	Manhattan Circle implementation, math	900	x33355
1985B	Maximum Multiple Sum brute force, math, number theory	800	x44367
1985A	Creating Words implementation, strings	800	x50786
1984A	Strange Splitting constructive algorithms	800	x20577
1983A	Array Divisibility constructive algorithms, math	800	x24985
1982A	Soccer greedy, implementation, math, sortings	800	x24334
1981A	Turtle and Piggy Are Playing a Game brute force, greedy, math	800	x21787
1980B	Choosing Cubes sortings, sortings	800	x33782
1980A	Problem Generator math	800	x39355
1979A	Guess the Maximum brute force, greedy, implementation	800	x28524
1978B	New Bakery binary search, greedy, math, ternary search	800	x21790
1978A	Alice and Books constructive algorithms, greedy, sortings	800	x24986
1977A	Little Nikita math	800	x30445
1976A	Verify Password implementation, sortings, strings	800	x27967
1975A	Bazoka and Mocha's Array brute force, greedy, implementation, sortings	800	x18242
1974B	Symmetric Encoding implementation, sortings, strings	800	x29583
1974A	Phone Desktop greedy, math	800	x32583
1973A	Chess For Three brute force, dp, implementation, math	900	x23823
1972B	Coin Games games	900	x20999
1972A	Contest Proposal brute force, greedy, two pointers	800	x22563
1971C	Clock and Strings implementation	900	x31838
1971B	Different String implementation, strings	800	x35828
1971A	My First Sorting Problem implementation, sortings	800	x43526
1969A	Two Friends constructive algorithms, implementation, math	800	x19593
1968B	Prefiquence greedy, two pointers	800	x27438
1968A	Maximize? brute force, math, number theory	800	x33271
1966A	Card Exchange constructive algorithms, games, greedy	800	x17548
1957A	Stickogon constructive algorithms, greedy	800	x22938
1956B	Nene and the Card Game games, greedy	800	x20995
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x21296
1955A	Yogurt Sale math	800	x42254
1954A	Painting the Ribbon constructive algorithms, greedy, math	900	x23617
1951A	Dual Trigger constructive algorithms, greedy, math	900	x19292
1950C	Clock Conversion implementation, math	800	x38984
1950B	Upscaling implementation	800	x37333
1950A	Stair, Peak, or Neither? implementation	800	x50940
1948A	Special Characters brute force, constructive algorithms	800	x28254
1946A	Median of an Array greedy, implementation, sortings	800	x25757
1945B	Fireworks math, number theory	900	x22238
1945A	Setting up Camp greedy, math	800	x27228
1944A	Destroying Bridges graphs, greedy, math	800	x23410
1942A	Farmer John's Challenge constructive algorithms, math	800	x17080
1941C	Rudolf and the Ugly String dp, greedy, strings	900	x32870
1941A	Rudolf and the Ticket brute force, math	800	x41914
1937A	Shuffle Party implementation, math	800	x22941
1935A	Entertainment in MAC constructive algorithms, strings	800	x27705
1934A	Too Min Too Max greedy, math	800	x25135
1933B	Turtle Math: Fast Three Task implementation, math, number theory	800	x32493
1933A	Turtle Puzzle: Rearrange and Negate greedy, math, sortings	800	x37789
1932A	Thorns and Coins dp, greedy, implementation	800	x29186
1931B	Make Equal greedy	800	x31896
1931A	Recovering a Small String brute force, strings	800	x35845
1930A	Maximise The Score greedy, sortings	800	x18389
1929B	Sasha and the Drawing constructive algorithms, greedy, math	800	x25025
1929A	Sasha and the Beautiful Array constructive algorithms, greedy, math, sortings	800	x31134
1928A	Rectangle Cutting geometry, math	800	x22375
1927B	Following the String constructive algorithms, greedy, strings	900	x32759
1927A	Make it White greedy, strings	800	x42572
1926B	Vlad and Shapes geometry, implementation	800	x32121
1926A	Vlad and the Best of Five implementation	800	x47160
1925A	We Got Everything Covered! constructive algorithms, greedy, strings	800	x28501
1923A	Moving Chips greedy, implementation	800	x24452
1922A	Tricky Template constructive algorithms, implementation, strings	800	x26837
1921C	Sending Messages greedy, math	900	x29075

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